: Flightradar24 offers a free trial for its Silver and Gold paid tiers.
Many credit card reward portals (like Chase Ultimate Rewards, Amex Membership Rewards, or even Microsoft Rewards) have gift cards for digital services. Convert your "useless" points into a Flightradar24 subscription. If you use points you earned from buying groceries, the account is functionally to your cash flow.
: Host a “virtual plane spotting night” with friends. Pick a busy airport (JFK, Heathrow, Dubai) and use FR24 free to see arrivals. Combine with flight simulators or aviation trivia. No Premium needed — just curiosity and a screen.